tag:blogger.com,1999:blog-5766421100813631003.post7887481005801741081..comments2024-03-22T07:23:38.858+00:00Comments on The Shed And Beyond: How to make an Onager ... ...The Shed and Beyondhttp://www.blogger.com/profile/05382210649553516182noreply@blogger.comBlogger29125tag:blogger.com,1999:blog-5766421100813631003.post-77906761066643130262020-12-03T09:13:05.920+00:002020-12-03T09:13:05.920+00:00It's dependent on a few things, the point at w...It's dependent on a few things, the point at which it's released from the throwing arm, the tightness of the torsion bundles, so the tighter they are wound the more power goes into the throwing arm.<br /><br />The one I made was capable of throwing a cricket ball about 40 feet, but not very fast, lighter objects will travel faster but not do as much damage.<br /><br />I'd experiment with adjusting the torsion bundles to the point that it's difficult to pull the throwing arm down (be careful) on a full scale siege engine like this it would have taken a couple of people to set the engine up for firing.The Shed and Beyondhttps://www.blogger.com/profile/05382210649553516182noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-90059615101626012952020-12-02T01:06:14.251+00:002020-12-02T01:06:14.251+00:00How do you get the payload to go futherHow do you get the payload to go futherWorrykidhttps://www.blogger.com/profile/17487557541349500553noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-17651919613658477802020-11-26T19:30:41.414+00:002020-11-26T19:30:41.414+00:00It is 30cm / 12 inches in total
Thanks for readin...It is 30cm / 12 inches in total<br /><br />Thanks for readingThe Shed and Beyondhttps://www.blogger.com/profile/05382210649553516182noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-8444245004434189132020-11-21T22:38:54.344+00:002020-11-21T22:38:54.344+00:00What is the exact height of the stop barWhat is the exact height of the stop barWorrykidhttps://www.blogger.com/profile/17487557541349500553noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-62492954208857822352020-11-15T17:10:23.424+00:002020-11-15T17:10:23.424+00:00It's timber usually used for making stud walls...It's timber usually used for making stud walls, someting like 38mm x 89mm or around that sizeThe Shed and Beyondhttps://www.blogger.com/profile/05382210649553516182noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-31616582230983598212020-11-15T16:42:33.073+00:002020-11-15T16:42:33.073+00:00What type of wood did you useWhat type of wood did you useWorrykidhttps://www.blogger.com/profile/17487557541349500553noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-32995449073926549312020-11-14T06:14:17.169+00:002020-11-14T06:14:17.169+00:00Any metal would do, steel, aluminium etc, or you c...Any metal would do, steel, aluminium etc, or you could use thick plywood, the brass bars could be replaced with bolts, or again steel bar.<br /><br />Many thanksThe Shed and Beyondhttps://www.blogger.com/profile/05382210649553516182noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-52329595997413457502020-11-13T17:22:27.195+00:002020-11-13T17:22:27.195+00:00I need an alternative for the copper piece that tw...I need an alternative for the copper piece that twits the rope on the throwing armWorrykidhttps://www.blogger.com/profile/17487557541349500553noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-63573917172221867742019-12-12T18:26:31.588+00:002019-12-12T18:26:31.588+00:00The throwing arm is 23 inches long from end to end...The throwing arm is 23 inches long from end to end, and roughly 2 inches square.The Shed And Beyondhttps://www.blogger.com/profile/01532130092451396850noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-57607205924973140572019-12-11T20:11:04.002+00:002019-12-11T20:11:04.002+00:00What are the dimensions for the throwing arm?What are the dimensions for the throwing arm?Anonymoushttps://www.blogger.com/profile/09538116318702914474noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-3948702578600328082019-04-20T09:54:42.631+01:002019-04-20T09:54:42.631+01:00Three words : waw, thanks,bravo for the pics !Three words : waw, thanks,bravo for the pics !Anonymoushttps://www.blogger.com/profile/01858372742152032522noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-67704313979097133472017-01-08T10:46:45.968+00:002017-01-08T10:46:45.968+00:00Great demonstration. Thanks!Great demonstration. Thanks!Sunny Jimhttps://www.blogger.com/profile/06496496750876175151noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-70572882051597039442016-11-28T08:21:37.121+00:002016-11-28T08:21:37.121+00:00I used a small metal bar to get the bundles as tig...I used a small metal bar to get the bundles as tight as I could, the rope is starter cord for a lawn mower, so it's nylon.The Shed And Beyondhttps://www.blogger.com/profile/01532130092451396850noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-88596224105836327602016-11-28T08:20:29.307+00:002016-11-28T08:20:29.307+00:00The launching is just a case of a ring sliding off...The launching is just a case of a ring sliding off a peg, the forward motion of the arm makes the sling travel up and forward and reaches a point where it hits the stop bar, the sling then tries to carry on going and as I said the ring will slide off the peg and the ball (or whatever is used) will carry on going.<br /><br />The power in the torsion bundles is what governs the power, the more you wind them up the more power they have, it's basicaly because they want to return to their resting state of not being wound round each other, the more you wind them up and the tighter they are the more they want to return to their resting state, which is not being wound up.<br /><br />The Shed And Beyondhttps://www.blogger.com/profile/01532130092451396850noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-9437405291011992062016-11-28T02:22:36.146+00:002016-11-28T02:22:36.146+00:00I really don;t understand how the onager launches ...I really don;t understand how the onager launches the paylod and how the throwing arm gains enough torsion to launch the paylod. Could you explain? ThanksAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-20245002827854794002016-08-21T08:19:01.651+01:002016-08-21T08:19:01.651+01:00Not really, although I'd keep them quite close...Not really, although I'd keep them quite close to end as it may affect the swing of the basket.The Shed And Beyondhttps://www.blogger.com/profile/01532130092451396850noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-60861275367550882432016-08-20T18:59:12.175+01:002016-08-20T18:59:12.175+01:00Does it matter how far back on the arm the back pe...Does it matter how far back on the arm the back pegs are<br />Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-80560402609994147332016-07-05T18:10:03.723+01:002016-07-05T18:10:03.723+01:00It's just off centre if I recall.It's just off centre if I recall.The Shed And Beyondhttps://www.blogger.com/profile/01532130092451396850noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-32331759907554101922016-07-05T15:29:05.227+01:002016-07-05T15:29:05.227+01:00is the middle cross beam in the exact middle or is...is the middle cross beam in the exact middle or is it of center a bitAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-60499848157230844822015-11-27T19:50:57.703+00:002015-11-27T19:50:57.703+00:00Thank you so much for this. I have been looking fo...Thank you so much for this. I have been looking for a good set of instructions for a while.The Original Bastardhttps://www.blogger.com/profile/15670396315479106086noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-36412029852623496212015-05-17T04:53:18.992+01:002015-05-17T04:53:18.992+01:00I was hoping you could tell me how you managed to ...I was hoping you could tell me how you managed to wind up the rope tightly enough to launch objects, and what type of rope it was? (if it stretches, is it nylon rope, etc). We built this, but aren't getting the results your video showed. Thanks!Anonymoushttps://www.blogger.com/profile/09586696009952799246noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-86146376629235011502015-04-05T15:59:53.159+01:002015-04-05T15:59:53.159+01:00This onager was capable of throwing a cricket ball...This onager was capable of throwing a cricket ball about 30 feet, with a stronger bundle you'd get more range, but you also need a bit of weight to your projectile, 7 grams isn't that much and as such it wouldn't travel that far.The Shed And Beyondhttps://www.blogger.com/profile/01532130092451396850noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-89681615684121066592015-04-01T18:21:01.942+01:002015-04-01T18:21:01.942+01:00Could you give me an idea of the distance a 7 gram...Could you give me an idea of the distance a 7 gram mass would go if I build the onager to these dimensions?Anonymoushttps://www.blogger.com/profile/01790753780787112734noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-13415815338972478402015-01-09T13:26:25.031+00:002015-01-09T13:26:25.031+00:00If I recall I made the hole for the torsion bundle...If I recall I made the hole for the torsion bundle roughly an inch off the centre of the main frame, as an example if the main frame is 24 inches long then drill the hole around 13 inches in from one end, and in the centre of the wood.The Shed And Beyondhttps://www.blogger.com/profile/01532130092451396850noreply@blogger.comtag:blogger.com,1999:blog-5766421100813631003.post-68603046968937778712015-01-09T08:20:36.384+00:002015-01-09T08:20:36.384+00:00please tell me where i need to drill the holes for...please tell me where i need to drill the holes for the skeinAnonymoushttps://www.blogger.com/profile/11416069466372006933noreply@blogger.com